What does the CSS property 'display: none;' do?
A). A) Hides the element but reserves its space
B). B) Hides the element and removes its space
C). C) Shows the element
D). D) Displays the element with reduced opacity
What is the purpose of CSS media queries?
A). A) To create animations for different screen sizes
B). B) To specify the layout for different devices
C). C) To control the appearance of text
D). D) To optimize CSS performance for mobile devices
What does the CSS property 'position: fixed;' do?
A). A) Positions the element relative to its parent
B). B) Positions the element relative to the viewport
C). C) Positions the element absolutely
D). D) Positions the element relative to the document flow
In CSS, which property is used to change the font size?
A). A) font-size
B). B) text-size
C). C) size
D). D) font-style
Which CSS unit is based on the font size of the root element?
A). A) em
B). B) px
C). C) %
D). D) vw
What is the purpose of CSS preprocessors like SASS and LESS?
A). A) To minify CSS code
B). B) To compile CSS to JavaScript
C). C) To enhance CSS with features like variables and nesting
D). D) To debug CSS code
Which CSS property is used to specify the background color of an element?
A). A) background-color
B). B) background
C). C) color
D). D) background-style
What does the CSS property 'float: left;' do?
A). A) Floats the element to the left of its parent
B). B) Floats the element to the right of its parent
C). C) Floats the element to the left of the document
D). D) Floats the element to the right of the document
What does the 'Cascading' in CSS refer to?
A). A) Style cascades from one element to another
B). B) Styles cascade downwards in the document
C). C) Stylesheets cascade in a specific order
D). D) None of the above
Which CSS property is used to control the size of an element relative to its containing element?
A). A) width
B). B) size
C). C) scale
D). D) zoom